Potential Yen Movement and Its Effects on Forex and Crypto Markets

By Patricia Miller

May 22, 2026

2 min read

Forex traders should brace for potential yen volatility this Monday, affecting risk assets like cryptocurrencies amidst holiday trading.

What Should Forex Traders Anticipate This Monday?

Forex traders should pay particular attention to Monday as the market experiences reduced activity due to public holidays in London and New York. The USD/JPY currency pair is hovering around the range of 158-159, which is close to the critical 160 threshold. Historically, when the yen nears this point, Japanese authorities have been known to intervene in the market.

How Can a Yen Spike Impact Other Markets?

While it may seem isolated, a sudden rise in the yen can have far-reaching consequences. It could lead to an unwinding of carry trades, affecting not just forex markets, but also impacting risk assets like cryptocurrencies. Carry trades involve borrowing costs in a low-yielding currency like the yen to invest in higher-yielding assets. If the yen appreciates quickly, traders must sell off positions to cover their increased yen liabilities, potentially triggering a downward spiral in asset prices across different markets, including the digital asset space.

Why Does Market Liquidity Matter?

The concept of market liquidity plays a significant role in these dynamics. During public holidays, fewer traders operate in the market. This thin liquidity means that substantial sums of money can shift prices dramatically. For example, an intervention of $32 billion executed during a holiday session can create significant price movements compared to the same amount transacted during regular trading hours. Japanese authorities demonstrated this strategy effectively in early May, when they intervened to buy yen, leading to an immediate and significant strengthening of the currency.

What Should Investors Be Alert For?

Investors need to stay vigilant this Monday. If Japanese officials decide to intervene, it could lead to a volatile reaction in USD/JPY, impacting broader markets including cryptocurrencies. Given that crypto markets operate continuously, they will be among the first environments where traders will adjust to changes. This creates a scenario of asymmetric risk. Without intervention, markets may drift complacently, but if action occurs, the volatility could be extreme due to limited market participation.

Japan has already shown its capability to intervene effectively when needed, and as the yen approaches 160, the likelihood of intervention increases dramatically. Investors should be prepared for potential fluctuations and consider the implications for their portfolios.

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Important Notice And Disclaimer

This article does not provide any financial advice and is not a recommendation to deal in any securities or product. Investments may fall in value and an investor may lose some or all of their investment. Past performance is not an indicator of future performance.